Webasto wiring

aeo

Well-known member
I have the thermotop C and need to wire it. It was using some remote start with a cheap remote. Cool feature but something happened with the install of the new motor and it sucks the life out of my battery. Looking to install either an on/off switch or a Webasto timer and see if I can get the thing running correctly and then maybe go back and sort the remote start.

I ordered this harness and most of it makes sense. The question I have is this: there is the brown/red that connect to the battery and then there is another black/red pair that are a bigger gauge and I'm not sure where they go.

Thanks,
Alex
 

JimC

Super Moderator
Staff member
I've done a couple of these installs but they've both been Eberspächers, which are the same but different. My recommendation would be to look at Sprinter and van conversion fora - they have a lot more people troubleshooting these units than we do here.
 

4RF RDS

Well-known member
I have the thermotop C and need to wire it. It was using some remote start with a cheap remote. Cool feature but something happened with the install of the new motor and it sucks the life out of my battery. Looking to install either an on/off switch or a Webasto timer and see if I can get the thing running correctly and then maybe go back and sort the remote start.

I ordered this harness and most of it makes sense. The question I have is this: there is the brown/red that connect to the battery and then there is another black/red pair that are a bigger gauge and I'm not sure where they go.

Thanks,
Alex
Do you have manuals? Install manual, parts manual and the like? If not PM me with an email address and I’ll shoot a few to you.
 
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